Finding the Fourth Proportional to 303,536.70, 418,869.60 and 167,567.70
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Solution
The fourth proportional to 303,536.70, 418,869.60 and 167,567.70 is: 231,237.33
Step by Step Solution
- Step 1: Write the proportion equation
303,536.70 : 418,869.60 = 167,567.70 : x - Step 2: Convert to fraction form
303,536.70/418,869.60 = 167,567.70/x - Step 3: Cross multiply
303,536.70x = 418,869.60 × 167,567.70 - Step 4: Simplify right side
303,536.70x = 70,189,015,471.92 - Step 5: Solve for x
x = 70,189,015,471.92/303,536.70 - Step 6: Final answer
x = 231,237.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.